/*
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation, either version 3 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program. If not, see <http://www.gnu.org/licenses/>.
 */
package net.sf.l2j.gameserver.handler.itemhandlers;

import net.sf.l2j.gameserver.datatables.SkillTable;
import net.sf.l2j.gameserver.handler.IItemHandler;
import net.sf.l2j.gameserver.model.L2Effect;
import net.sf.l2j.gameserver.model.L2ItemInstance;
import net.sf.l2j.gameserver.model.L2Skill;
import net.sf.l2j.gameserver.model.actor.instance.L2PcInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PetInstance;
import net.sf.l2j.gameserver.model.actor.instance.L2PlayableInstance;
import net.sf.l2j.gameserver.network.SystemMessageId;
import net.sf.l2j.gameserver.network.serverpackets.ActionFailed;
import net.sf.l2j.gameserver.network.serverpackets.EtcStatusUpdate;
import net.sf.l2j.gameserver.network.serverpackets.MagicSkillUser;
import net.sf.l2j.gameserver.network.serverpackets.SystemMessage;
import net.sf.l2j.gameserver.skills.effects.EffectCharge;
import net.sf.l2j.gameserver.skills.l2skills.L2SkillCharge;

public class EnergyStone implements IItemHandler {
	private static final int[] ITEM_IDS = { 5589 };
	private EffectCharge _effect;
	private L2SkillCharge _skill;

	public void useItem(L2PlayableInstance playable, L2ItemInstance item) {
		L2PcInstance activeChar;
		if (playable instanceof L2PcInstance)
			activeChar = (L2PcInstance) playable;
		else if (playable instanceof L2PetInstance)
			activeChar = ((L2PetInstance) playable).getOwner();
		else
			return;
		if (item.getItemId() != 5589)
			return;
		int classid = activeChar.getClassId().getId();
		if (classid == 2 || classid == 48 || classid == 88 || classid == 114) {
			if (activeChar.isAllSkillsDisabled()) {
				ActionFailed af = ActionFailed.STATIC_PACKET;
				activeChar.sendPacket(af);
				return;
			}
			if (activeChar.isSitting()) {
				activeChar.sendPacket(new SystemMessage(
						SystemMessageId.CANT_MOVE_SITTING));
				return;
			}
			_skill = getChargeSkill(activeChar);
			if (_skill == null) {
				SystemMessage sm = new SystemMessage(
						SystemMessageId.S1_CANNOT_BE_USED);
				sm.addItemName(5589);
				activeChar.sendPacket(sm);
				return;
			}
			_effect = getChargeEffect(activeChar);
			if (_effect == null) {
				L2Skill dummy = SkillTable.getInstance().getInfo(
						_skill.getId(), _skill.getLevel());
				if (dummy != null) {
					dummy.getEffects(null, activeChar);
					activeChar.destroyItemWithoutTrace("Consume",
							item.getObjectId(), 1, null, false);
					return;
				}
				return;
			}
			if (_effect.getLevel() < 2) {
				MagicSkillUser MSU = new MagicSkillUser(playable, activeChar,
						_skill.getId(), 1, 1, 0);
				activeChar.sendPacket(MSU);
				activeChar.broadcastPacket(MSU);
				_effect.addNumCharges(1);
				activeChar.sendPacket(new EtcStatusUpdate(activeChar));
				activeChar.destroyItem("Consume", item.getObjectId(), 1, null,
						false);
			} else if (_effect.getLevel() == 2)
				activeChar.sendPacket(new SystemMessage(
						SystemMessageId.FORCE_MAXLEVEL_REACHED));
			SystemMessage sm = new SystemMessage(
					SystemMessageId.FORCE_INCREASED_TO_S1);
			sm.addNumber(_effect.getLevel());
			activeChar.sendPacket(sm);
			return;
		} else {
			SystemMessage sm = new SystemMessage(
					SystemMessageId.S1_CANNOT_BE_USED);
			sm.addItemName(5589);
			activeChar.sendPacket(sm);
			return;
		}
	}

	private EffectCharge getChargeEffect(L2PcInstance activeChar) {
		L2Effect[] effects = activeChar.getAllEffects();
		for (L2Effect e : effects)
			if (e.getSkill().getSkillType() == L2Skill.SkillType.CHARGE)
				return (EffectCharge) e;
		return null;
	}

	private L2SkillCharge getChargeSkill(L2PcInstance activeChar) {
		L2Skill[] skills = activeChar.getAllSkills();
		for (L2Skill s : skills)
			if (s.getId() == 50 || s.getId() == 8)
				return (L2SkillCharge) s;
		return null;
	}

	public int[] getItemIds() {
		return ITEM_IDS;
	}
}